I Preparation before test

The clients should provide about 50g representative samples, some special samples about 200~1000g. The simple test needs 30 working days, and the detailed test about half a year.
Sign the test contract with clients before the mineral dressing test, and make sure dressing process to test.

2. After the working of Chemical Lab, Mineral Dressing Research Room takes the mineral beneficiation test which tests the optimum conditions of dressing process. Testers take the exploratory testing at first relying on rich experience, and then the detailed testing including grinding fitness, reagent dosage, open and closed circuit test, etc. After obtaining the final products，testers should analyze them to get the recovery rate, and then takes sedimentation test of concentrate and tailings as references of equipment selection.

III Test results

After finishing all the tests, Mineral Dressing Lab writes a detailed "Mineral dressing test report" by summarizing the test process. In the last part of test report, the optimum technological process and technological parameters are presented.
" Mineral dressing test report" is important basis of next mine design, and brings significance of guiding actual production.

Xinhai Mineral Dressing Research Institute

Each dressing test of Mineral Dressing Research Institute is in strict accordance with the following steps (the following table data is from the relevant dressing test data of a client)

01Preparation of sample

this part is described as preparation of sample used in test. The following sample process flow chart and preparation table is provide for clients